<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Aerial JSON Editor</title>
</head>
<body>
<h1>Aerial JSON Editor</h1>
<textarea id="input" rows="54" cols="96" draggable="false" onchange="beautifyInput()"></textarea>
<textarea id="output" rows="54" cols="128" draggable="false"></textarea>
<br>
<button onclick="createJSON()">Create new source</button>
<button onclick="updateJSON()">Add new metadata</button>
<button onclick="addToJSON()">Add new attribute</button>
Attribute: <input id="attr" type="text">
Value: <input id="attrValue" type="text">
<script src="index.js"></script>
</body>
</html>